body{
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

/* 轮播图 */
.banner{
    width: 100%;
    height: 20rem;
    background-color: #eee;
}
.swiper-container img{
    width: 100%;
    height: 20rem;
    object-fit: cover;
}
.swiper-pagination{
    --swiper-theme-color: #333;
    /* --swiper-pagination-color: #00ff33;两种都可以 */
}

/* 主要内容 */
main{
    flex: 1;
    overflow-y: auto;
    width: 90%;
    margin: 0 auto;
    color: #ddd;
}
main ul li{
    padding: 1.5rem;
}
main .part-one{
    display: flex;
    justify-content: space-between;
    width: 100%;
    margin: 1.5rem 0;
}
main .part-one .order{
    width: 37%;
    height: 12rem;
    background-color: rgba(21, 146, 204, 0.7);
    border-radius: 1.5rem;
    position: relative;
}
main .part-one li span{
    font-weight: bold;
    position: absolute;
    z-index: 2;
    color: #004E73;
    font-size: 1.8rem;
}
main .part-one li strong{
    position: absolute;
    right: 8%;
    bottom: 2rem;
    font-size: 3.8rem;
    color: #fefefe;
    z-index: 2;
}
main .part-one li img{
    width: 9rem;
    position: absolute;
    top: 2rem;
    left: -1rem;
    opacity: 0.5;
}
main .part-one .day{
    width: 58%;
    height: 12rem;
    background-color: rgba(123, 203, 245, 0.8);
    border-radius: 1.5rem;
    position: relative;
}
main .part-one .day strong{
    position: absolute;
    bottom: 2rem;
    right: 8%;
    font-size: 1.4rem;
    color: #004E73;
    /* border: 2px solid #004E73; */
    padding: 0px 1rem;
    line-height: 3rem;
    border-radius: 2rem;
}
main .part-one .day img{
    width: 9rem;
    position: absolute;
    top: 2rem;
    left: 1rem;
    opacity: 0.7;
}
main .part-two{
    display: flex;
    justify-content: space-between;
    width: 100%;
}
main .part-two li{
    width: 48%;
    height: 10rem;
    border-radius: 1.5rem;
    font-weight: bold;
}
main .part-two .sports-data{
    background: url(../img/index-card-data.png) no-repeat;
    background-size: cover;
    background-position: center top;
    color: #fff; 
    position: relative;
}

main .part-two .sum{
    background-color: #9dbde3;
    position: relative;
}
main .part-two .sum>span{
    color: #004E73;
    font-weight: bold;
    position: absolute;
    z-index: 2;
}
main .part-two .sum p{
    position: absolute;
    right: 1.5rem;
    bottom: 0.5rem;
    color: #004E73;
}
main .part-two .sum p span{
    font-size: 6.4rem;
    font-weight: bold;
}
main .part-two .sum img{
    position: absolute;
    bottom: 0;
    left: 0;
    width: 8rem;
    opacity: 0.5;
}
main section{
    margin: 1.5rem 0;
    width: 100%;
    height: 10rem;
    border-radius: 1.5rem;
    padding: 1.5rem;
    font-weight: bold;
}
main .train{
    background: url(../img/course-img04.jpg) no-repeat;
    background-size: cover;
    background-position: 0px -3rem;
}
main .run{
    background: url(../img/course-img02.png) no-repeat;
    background-size: cover;
}

